73 Magazine May 1964 (#44)

Flying Noise Lock ...... K2TKN 6
Matching VHF Antennas ...... K5JKX 12
Where Have Our Bands Gone? ...... W2DUD 16
The Quad-Quad - for two ...... W8HHS 20
Class D Amplifier - introducing a new type of audio circuit for transistors ...... K5JKX 26
12 Volts from 6 ...... K6BIJ 32
Single Tube Oscillator-Multiplier ...... K5JKX 34
SSB, DSB, AM, etc. ...... K6HJH 36
Inboard Calibrator for the NCX-3 ...... WB2MAH 42
Push-to-Talk for the HT-37 ...... W2ZBS 46
Gardner Modulator Revisited ...... WA2AKK 50
Now Hear This, Fellow Amateur ...... W4ICY 54
Frequency Standard ...... W2YLH 60
More on the Vertical J ...... K5JKX 62
Big Brother and How He Grew - or House or Seven Gables, Ham Version ...... K4ZJF 64
Amateur Radio Emergency Service ...... K7KYG 68
Correspondence from the Members - Letters we bet you won't see in QST ...... Staff 69
TVI ...... K6BIJ 76
Novice Transmitter ...... K1WXY 78
H.S.T ...... XYL-G3NMR 80
Hobbyist? Write!...... W1MEG 83

Index courtesy of http://www.qsl.net/kb9mwr/files/ham/73.html.

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